assession (iou)

assession noun. LME.
[Latin assessio(n-) session, (in medieval Latin) assessment, from assess-: see ASSESS, -ION.]
Law. Assessment, assessing; spec. the action of assessing and leasing the lord's demesnes in the Duchy of Cornwall, done at a special court. LME.
A sitting beside or together; a session. Now rare or obsolete. M16.
assessionable adjective let by a court of assession E19.